| Acronym | Meaning |
| EHF | Extended Hartree-Fock |
| FOIA | Freedom Of Information Act |
| HED | Howardite-eucrite-diogenite (suite Of Achondrite Meteorites) |
| AIRS | Atmospheric Infrared Sounder |
| MAMA | Multianode Microchannel Arrays |
| ERAMS | Environmental Radiation Ambient Monitoring System |
| ISME | Ion-selective Microelectrode |
| EDXA | Energy-dispersive X-ray Analysis |
| ACF | Activated Carbon Fiber(s) |
| SCC | Squamous Cell Carcinoma |